/**
 * @Author：JIAMIN_TANG
 * @Description:
 * @CreateTime：2025/9/24 20:22
 */
public class Example {
    String str = new String("good");
    char[] ch = {'a','b','c'};

    public static void main(String[] args){
        Example ex = new Example();
        ex.change(ex.str,ex.ch);
        System.out.print(ex.str+" and ");
        System.out.print(ex.ch);
    }

    public void change(String str,char ch[]){
        str = "test ok";
        ch[0] = 'g';
    }
}
